CN219158182U

CN219158182U - Major diameter reinforcing bar taper sleeve

Info

Publication number: CN219158182U
Application number: CN202320102261.9U
Authority: CN
Inventors: 刘松林; 金柱�; 孙建成; 吴安农; 杨德超
Original assignee: Qingdao Qing'an Innovation Construction Co ltd; Qingdao Installation & Construction Co ltd
Current assignee: Qingdao Qing'an Innovation Construction Co ltd; Qingdao Installation & Construction Co ltd
Priority date: 2023-02-02
Filing date: 2023-02-02
Publication date: 2023-06-09
Anticipated expiration: 2033-02-02

Abstract

The utility model discloses a large-diameter steel bar taper sleeve, which is characterized in that a knob is used for rotating a small-sized bidirectional stud, so that an outer clamping hoop which is matched with a threaded part of the small-sized bidirectional stud is synchronously retracted, a connecting column on the inner side of the small-sized bidirectional stud and a clamping plate fixed at the end part of the connecting column are driven to be retracted, steel bars inserted into a left ring body and a right ring body are synchronously retracted and clamped, the steel bars are clamped, and meanwhile, the small-sized bidirectional stud is ensured to be in a central position, and skew is avoided.

Description

Major diameter reinforcing bar taper sleeve

Technical Field

The utility model relates to the field of buildings, in particular to a large-diameter steel bar taper sleeve.

Background

With the rapid development of the present construction industry, the frame structure is increasing, and in the reinforced concrete structure, the connection of the steel bars is unavoidable.

The connection mode of reinforcing bar is divided into overlap joint, mechanical connection, welding three kinds generally, and reinforcing bar overlap joint connection has the shortcoming that the consumptive material is many, the power transmission performance is poor, and welded connection has the shortcoming that the power consumption is high, not environmental protection, welding operation quality requires high grade, traditional mantle fiber process is loaded down with trivial details, hydraulic oil pollutes the reinforcing bar easily, and general sleeve concatenation adopts outside clamping mode, because not set up synchronous clamp and make the manual deviation appear easily when pressing from both sides tightly and lead to the multistage reinforcing bar to appear the angle crooked when connecting.

Disclosure of Invention

In view of the problems existing in the prior art, the utility model discloses a large-diameter steel bar taper sleeve, which adopts the technical scheme that the large-diameter steel bar taper sleeve comprises a left ring body, a right ring body, a middle connecting cylinder, ring body protrusions, a synchronous clamping structure, clamping parts and an inner taper sleeve, wherein the left ring body and the right ring body are fixedly connected through the middle connecting cylinder, the ring body protrusions are respectively fixed on the front side and the rear side of the left ring body and the right ring body, the synchronous clamping structure is arranged on the ring body protrusions to mount the clamping parts, the clamping parts mounted on the ring body protrusions are synchronously retracted, namely, the outer sides of steel bars in the ring bodies are synchronously clamped, when the clamping is carried out manually, the clamping deviation easily occurs, so that the steel bars in the two ring bodies deviate, when a plurality of sections of steel bars are connected, the deviation gradually increases and shows, the normal connecting effect is influenced, the inner taper sleeve made of wear-resistant rubber materials is fixed in the middle connecting cylinder, the steel bars are inserted into the inner taper sleeve, and the end heads of the steel bars are pressed and clamped by the elasticity of the wear-resistant rubber.

As a preferable technical scheme of the utility model, the synchronous clamping structure comprises a small bidirectional stud and a knob, the front side and the rear side of the left ring body and the right ring body are respectively provided with a fixed ring body bulge, the part of the middle part of the small bidirectional stud, which is not provided with a thread structure, is rotatably mounted with the ring body bulge and can only horizontally rotate without moving up and down, when the knob is manually rotated, the whole small bidirectional stud is rotated, and the clamping part which is mounted in cooperation with the thread part of the small bidirectional stud is also moved, and due to the symmetrical arrangement of the thread parts of the bidirectional stud, the clamping parts at the upper part and the lower part synchronously move, so that the reinforcing steel bar is positioned at the center position when being clamped, and the deflection is avoided.

As a preferable technical scheme of the utility model, the clamping part comprises an outer clamp, a ring body through hole, a connecting column and a clamping plate, wherein the upper part and the lower part of the left ring body and the right ring body are respectively provided with the ring body through hole, the front side and the rear side horizontal parts of the outer clamp are matched with the threaded parts of the small bidirectional studs, the connecting column is fixedly arranged at the center of the inner surface of the outer clamp, the connecting column penetrates through the ring body through hole, the clamping plate is fixedly arranged at the end head extending into the ring body, and after a reinforcing steel bar is inserted into the inner taper sleeve, the knob is rotated to enable the outer clamp on the upper side and the lower side to synchronously and internally retract to drive the connecting column and the clamping plate to internally retract so as to clamp the reinforcing steel bar.

As a preferable technical scheme of the utility model, protruding points are uniformly distributed on the inner side surface of the clamping plate, so that the anti-skid property is improved.

As a preferable technical scheme of the utility model, the diameters of the two ports of the inner taper sleeve are small, and the diameters gradually increase from the outer port to the inner side.

The utility model has the beneficial effects that: the small-sized bidirectional stud is rotated through the knob, so that the outer clamping hoop matched with the threaded part of the small-sized bidirectional stud is synchronously retracted, the connecting column on the inner side of the small-sized bidirectional stud and the clamping plate fixed at the end part of the connecting column are driven to be retracted, the steel bars inserted into the left ring body and the right ring body are synchronously retracted and clamped, the steel bars are clamped, and meanwhile the small-sized bidirectional stud is located at the center position, and skew is avoided.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a left side view of the present utility model;

FIG. 3 is a schematic cross-sectional view of a portion of the component of the present utility model.

In the figure: the device comprises a left ring body 1, a convex point 101, a right ring body 2, a middle connecting cylinder 3, a ring body bulge 4, a small bidirectional stud 5, a knob 6, an outer clamping hoop 7, a ring body through hole 8, a connecting column 9, a clamping plate 10 and an inner taper sleeve 11.

Detailed Description

Example 1

As shown in fig. 1 to 3, the utility model discloses a large-diameter steel bar taper sleeve, which adopts the technical scheme that the large-diameter steel bar taper sleeve comprises a left ring body 1, a right ring body 2, a middle connecting cylinder 3, ring body protrusions 4, a synchronous clamping structure, a clamping part and an inner taper sleeve 11, wherein the left ring body 1 and the right ring body 2 are fixedly connected through the middle connecting cylinder 3, ring body protrusions 4 are respectively fixed on the front side and the rear side of the left ring body 1 and the right ring body 2, the clamping part is installed by the synchronous clamping structure arranged on the ring body protrusions 4, and the inner taper sleeve 11 made of wear-resistant rubber materials is fixed in the middle connecting cylinder 3.

As a preferable technical scheme of the utility model, the synchronous clamping structure comprises a small bidirectional stud 5 and a knob 6, wherein ring body bulges 4 are fixed on the front side and the rear side of the left ring body 1 and the right ring body 2, the part of the middle part of the small bidirectional stud 5 without a thread structure is rotatably mounted with the ring body bulges 4 and can only horizontally rotate, the small bidirectional stud 5 cannot move up and down, and the thread part of the small bidirectional stud 5 is used for cooperatively mounting a clamping part.

As a preferable technical scheme of the utility model, the clamping parts are specifically arranged in a way that ring body through holes 8 are formed in the upper part and the lower part of the left ring body 1 and the right ring body 2, the front side horizontal part and the rear side horizontal part of the outer clamping hoop 7 are matched with the threaded parts of the small bidirectional stud 5 for installation, a connecting column 9 is fixed at the center of the inner surface of the outer clamping hoop 7, the connecting column 9 penetrates through the ring body through holes 8, a clamping plate 10 is fixedly arranged at the end extending into the ring body, and the clamping plate 10 is internally moved for clamping under the synchronous internal retraction of the outer clamping hoop 7.

As a preferred embodiment of the present utility model, the protruding points 101 are uniformly distributed on the inner side of the clamping plate 10.

As a preferable embodiment of the present utility model, the diameter of both ports of the inner cone 11 is small and the diameter is gradually increased from the outer port to the inner side.

The working principle of the utility model is as follows: when the novel steel bar clamping device is used, firstly, steel bars are inserted into the inner taper sleeves 11 made of wear-resistant rubber materials, then, the knob 6 is used for rotating the small bidirectional studs 5, so that the outer clamping hoops 7 matched with the threaded parts of the small bidirectional studs are retracted synchronously, the connecting columns 9 on the inner sides of the small bidirectional studs and the clamping plates 10 fixed at the end parts of the connecting columns 9 are driven to retract synchronously, the steel bars inserted into the left ring body 1 and the right ring body 2 are clamped tightly, the steel bars are ensured to be positioned in the center, skew is avoided, and the protruding points 101 improve the clamping anti-skid property of the steel bars.

The components not described in detail herein are prior art.

Although the specific embodiments of the present utility model have been described in detail, the present utility model is not limited to the above embodiments, and various changes and modifications without inventive labor may be made within the scope of the present utility model without departing from the spirit of the present utility model, which is within the scope of the present utility model.

Claims

1. The utility model provides a major diameter reinforcing bar taper sleeve which characterized in that: the device comprises a left ring body (1), a right ring body (2), a middle connecting cylinder (3), ring body bulges (4), a synchronous clamping structure, a clamping part and an inner taper sleeve (11); the left ring body (1) and the right ring body (2) are fixedly connected through a middle connecting cylinder (3); ring body bulges (4) are fixed on the front side and the rear side of the left ring body (1) and the right ring body (2); a synchronous clamping structure is arranged on the ring body bulge (4) to mount the clamping part; an inner taper sleeve (11) made of wear-resistant rubber materials is fixed in the middle connecting cylinder (3).

2. A large diameter steel bar cone sleeve according to claim 1, wherein: the synchronous clamping structure comprises a small bidirectional stud (5) and a knob (6); the front side and the rear side of the left ring body (1) and the right ring body (2) are respectively provided with a fixed ring body bulge (4); the part of the middle part of the small bidirectional stud (5) without a thread structure is rotatably arranged with the ring body bulge (4) and can only horizontally rotate, so that the small bidirectional stud cannot move up and down; the small bidirectional stud (5) is provided with a threaded part for matching and installing the clamping part.

3. A large diameter reinforcing bar cone sleeve as set forth in claim 2, wherein: the clamping part comprises an outer clamp (7), a ring body through hole (8), a connecting column (9) and a clamping plate (10); the upper and lower parts of the left ring body (1) and the right ring body (2) are respectively provided with a ring body through hole (8); the front and rear horizontal parts of the outer clamping hoop (7) are matched with the threaded parts of the small bidirectional stud (5); the connecting column (9) is fixed at the center of the inner surface of the outer clamping hoop (7), the connecting column (9) penetrates through the ring body through hole (8) and stretches into the end fixing and installing clamping plate (10) in the ring body.

4. A large diameter steel bar cone sleeve according to claim 3, wherein: protruding points (101) are uniformly distributed on the inner side surface of the clamping plate (10).

5. A large diameter steel bar cone sleeve according to claim 1, wherein: the diameter of two ports of the inner taper sleeve (11) is small, and the diameter gradually increases from the outer port to the inner side.